953599342081 has 4 divisors (see below), whose sum is σ = 959914569664. Its totient is φ = 947284114500.

The previous prime is 953599342021. The next prime is 953599342097. The reversal of 953599342081 is 180243995359.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 180243995359 = 89 ⋅2025213431.

It is a cyclic number.

It is not a de Polignac number, because 953599342081 - 2⁷ = 953599341953 is a prime.

It is a super-2 number, since 2×953599342081² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (953599342021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3157613565 + ... + 3157613866.

It is an arithmetic number, because the mean of its divisors is an integer number (239978642416).

Almost surely, 2^953599342081 is an apocalyptic number.

It is an amenable number.

953599342081 is a deficient number, since it is larger than the sum of its proper divisors (6315227583).

953599342081 is a wasteful number, since it uses less digits than its factorization.

953599342081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6315227582.

The product of its (nonzero) digits is 10497600, while the sum is 58.

The spelling of 953599342081 in words is "nine hundred fifty-three billion, five hundred ninety-nine million, three hundred forty-two thousand, eighty-one".